40034143144 has 16 divisors (see below), whose sum is σ = 75068072820. Its totient is φ = 20015990400.

The previous prime is 40034143129. The next prime is 40034143147. The reversal of 40034143144 is 44134143004.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37849702500 + 2184440644 = 194550^2 + 46738^2 .

It is not an unprimeable number, because it can be changed into a prime (40034143147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34794 + ... + 285094.

Almost surely, 2^40034143144 is an apocalyptic number.

It is an amenable number.

40034143144 is a deficient number, since it is larger than the sum of its proper divisors (35033929676).

40034143144 is a wasteful number, since it uses less digits than its factorization.

40034143144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270300 (or 270296 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40034143144 its reverse (44134143004), we get a palindrome (84168286148).

The spelling of 40034143144 in words is "forty billion, thirty-four million, one hundred forty-three thousand, one hundred forty-four".